Back Cover: The image introduces a skin-inspired triboelectric nanogenerator for motion sensing and energy harvesting. It includes a blue negative charge, a red positive charge, and a single-electrode nano triboelectric generator. Various body motions were detected by the sensor. This work can be found in article number 2100147 by Qiang Zhang, Yuyuan Lu, Kai Dong, and co-workers.

中文翻译：

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一种受皮肤启发的具有互穿结构的摩擦纳米发电机，用于运动传感和能量收集

封底：图片介绍了一种受皮肤启发的摩擦纳米发电机，用于运动传感和能量收集。它包括一个蓝色负电荷、一个红色正电荷和一个单电极纳米摩擦发电机。传感器检测到各种身体动作。该作品可在张强、路玉渊、董凯及其同事的文章编号 2100147 中找到。